Class penances that undermine teamwork

[Astronomer]

There’s already a megathread about exactly this:

Why are these cosmetic challenges not only impossible, but also discourage the core fundamentals of this game?

Using the image posted below for reference - Why are the challenges for unlocking cosmetics not only extremely difficult to achieve even for an organized group, but also completely go against the idea of playing a co-operative game? To unlock this raiment you’re asking someone to forgo helping their team and solo a boss - with only one ability. The chances of accidental damage from other sources is basically inevitable. Not to mention this would take several minutes to do, requiring your team to…